Preheat oven to 425°F. Heat oil in large ovenproof saucepan or Dutch oven on medium heat. Add onion; cook and stir 5 minutes or until tender. Stir in rice. Cook and stir 1 minute to toast rice.
Stir in pumpkin, pumpkin pie spice blend extract, sage and garlic powder. Add 3 cups of the warm chicken broth; mix well. Bring to boil. Cover.
Bake 20 to 25 minutes or until most of the liquid is absorbed. Remove from oven. Add remaining 1 cup broth and Parmesan cheese; mix well. Serve with additional cheese, if desired.